Sales Rabbit - Sales Rabbit is the industry standard canvassing and door to door sales app.

Plato - Share knowledge with your team through simple Q&A

Funliday - Travel planning, collaborative editing and share memories

SavvyCal - A scheduling tool both the sender and the recipient will love.

Moovit - For people that use public trasnportation a lot, or who rarely use it but need to on occasion, it can be difficult at times to figure out where you need to be to get where you need to go. Read more about Moovit.

Cal.com - Cal.com (formerly Calendso) is the open source Calendly alternative.